def datePicker = { attrs ->
        def out = out // let x = x ?
        def xdefault = attrs['default']
        if (xdefault == null) {
            xdefault = new Date()
        }
        else if (xdefault.toString() != 'none') {
            if (xdefault instanceof String) {
                xdefault = DateFormat.getInstance().parse(xdefault)
            }
            else if (!(xdefault instanceof Date)) {
                throwTagError("Tag [datePicker] requires the default date to be a parseable String or a Date")
            }
        }
        else {
            xdefault = null
        }
        def value = attrs.value
        if (value.toString() == 'none') {
            value = null
        }
        else if (!value) {
            value = xdefault
        }
        def name = attrs.name
        def id = attrs.id ?: name
        def noSelection = attrs.noSelection
        if (noSelection != null) {
            noSelection = noSelection.entrySet().iterator().next()
        }
        def years = attrs.years
        final PRECISION_RANKINGS = ["year": 0, "month": 10, "day": 20, "hour": 30, "minute": 40]
        def precision = (attrs.precision ? PRECISION_RANKINGS[attrs.precision] :
            (grailsApplication.config.grails.tags.datePicker.default.precision ?
                PRECISION_RANKINGS["${grailsApplication.config.grails.tags.datePicker.default.precision}"] :
                PRECISION_RANKINGS["minute"]))
        def day
        def month
        def year
        def hour
        def minute
        def dfs = new DateFormatSymbols(RCU.getLocale(request))
        def c = null
        if (value instanceof Calendar) {
            c = value
        }
        else if (value != null) {
            c = new GregorianCalendar()
            c.setTime(value)
        }
        if (c != null) {
            day = c.get(GregorianCalendar.DAY_OF_MONTH)
            month = c.get(GregorianCalendar.MONTH)
            year = c.get(GregorianCalendar.YEAR)
            hour = c.get(GregorianCalendar.HOUR_OF_DAY)
            minute = c.get(GregorianCalendar.MINUTE)
        }
        if (years == null) {
            def tempyear
            if (year == null) {
                // If no year, we need to get current year to setup a default range… ugly
                def tempc = new GregorianCalendar()
                tempc.setTime(new Date())
                tempyear = tempc.get(GregorianCalendar.YEAR)
            }
            else {
                tempyear = year
            }
            years = (tempyear - 100)..(tempyear + 100)
        }
        out.println "<input type=\"hidden\" name=\"${name}\" value=\"date.struct\" />"
        // create day select
        if (precision >= PRECISION_RANKINGS["day"]) {
            out.println "<select name=\"${name}_day\" id=\"${id}_day\">"
            if (noSelection) {
                renderNoSelectionOptionImpl(out, noSelection.key, noSelection.value, '')
                out.println()
            }
            for (i in 1..31) {
                out.println "<option value=\"${i}\"${i == day ? ' selected="selected"' : ''}>${i}</option>"
            }
            out.println '</select>'
        }
        // create month select
        if (precision >= PRECISION_RANKINGS["month"]) {
            out.println "<select name=\"${name}_month\" id=\"${id}_month\">"
            if (noSelection) {
                renderNoSelectionOptionImpl(out, noSelection.key, noSelection.value, '')
                out.println()
            }
            dfs.months.eachWithIndex {m, i ->
                if (m) {
                    def monthIndex = i + 1
                    out.println "<option value=\"${monthIndex}\"${i == month ? ' selected="selected"' : ''}>$m</option>"
                }
            }
            out.println '</select>'
        }
        // create year select
        if (precision >= PRECISION_RANKINGS["year"]) {
            out.println "<select name=\"${name}_year\" id=\"${id}_year\">"
            if (noSelection) {
                renderNoSelectionOptionImpl(out, noSelection.key, noSelection.value, '')
                out.println()
            }
            for (i in years) {
                out.println "<option value=\"${i}\"${i == year ? ' selected="selected"' : ''}>${i}</option>"
            }
            out.println '</select>'
        }
        // do hour select
        if (precision >= PRECISION_RANKINGS["hour"]) {
            out.println "<select name=\"${name}_hour\" id=\"${id}_hour\">"
            if (noSelection) {
                renderNoSelectionOptionImpl(out, noSelection.key, noSelection.value, '')
                out.println()
            }
            for (i in 0..23) {
                def h = '' + i
                if (i < 10) h = '0' + h
                out.println "<option value=\"${h}\"${i == hour ? ' selected="selected"' : ''}>$h</option>"
            }
            out.println '</select> :'
            // If we're rendering the hour, but not the minutes, then display the minutes as 00 in read-only format
            if (precision < PRECISION_RANKINGS["minute"]) {
                out.println '00'
            }
        }
        // do minute select
        if (precision >= PRECISION_RANKINGS["minute"]) {
            out.println "<select name=\"${name}_minute\" id=\"${id}_minute\">"
            if (noSelection) {
                renderNoSelectionOptionImpl(out, noSelection.key, noSelection.value, '')
                out.println()
            }
            for (i in 0..59) {
                def m = '' + i
                if (i < 10) m = '0' + m
                out.println "<option value=\"${m}\"${i == minute ? ' selected="selected"' : ''}>$m</option>"
            }
            out.println '</select>'
        }
    }